View source for Bidens frondosa

{{Treatment/ID
|accepted_name=Bidens frondosa
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 832. 1753
|year=1753
}}
|common_names=Bident feuillu
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Bidens frondosa var. anomala
|authority=Porter ex Fernald
}} {{Treatment/ID/Synonym
|name=Bidens frondosa var. caudata
|authority=Sherff
}} {{Treatment/ID/Synonym
|name=Bidens frondosa var. pallida
|authority=(Wiegand) Wiegand
}} {{Treatment/ID/Synonym
|name=Bidens frondosa var. stenodonta
|authority=Fernald & H. St. John
}} {{Treatment/ID/Synonym
|name=Bidens melanocarpa
|authority=unknown
}}
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Coreopsidinae;Bidens;Bidens frondosa
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Heliantheae]]</div><div class="higher-taxon"><small>subtribe</small>[[Asteraceae (tribe Heliantheae) subtribe Coreopsidinae]]</div><div class="higher-taxon"><small>genus</small>[[Bidens]]</div><div class="higher-taxon"><small>species</small>[[Bidens frondosa]]</div></div>
|volume=Volume 21
|mention_page=page 207, 211
|treatment_page=page 212
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> (10–)20–60(–180) cm. <b>Leaves</b>: petioles 10–40(–60) mm; blades deltate to lance-ovate overall, 30–80(–150+) × 20–60(–100+) mm, 3(–5)-foliolate, leaflets petiolulate, lanceolate to lance-ovate, (15–)35–60(–120) × (5–)10–20(–30) mm, bases cuneate, margins dentate to serrate, sometimes ciliate, apices acuminate to attenuate, faces glabrous or hirtellous. <b>Heads</b> usually borne singly, sometimes in 2s or 3s or in open, corymbiform arrays. <b>Peduncles</b> 10–40(–80+) mm. <b>Calyculi</b> of (5–)8(–10) ascending to spreading, spatulate or oblanceolate to linear, sometimes ± foliaceous bractlets or bracts 5–20(–60) mm, margins usually ciliate, abaxial faces glabrous or hirtellous. <b>Involucres</b> campanulate to hemispheric or broader, 6–9 × 7–12 mm. <b>Phyllaries</b> 6–12, oblong or ovate to lance-ovate, 5–9 mm. <b>Ray</b> florets 0 or 1–3+; laminae golden yellow, 2–3.5 mm. <b>Disc</b> florets 20–60(–120+); corollas ± orange, 2.5–3+ mm. <b>Cypselae</b> blackish to brown or stramineous, ± obcompressed, obovate to cuneate, outer 5–7 mm, inner 7–10 mm, margins antrorsely or retrorsely barbed, apices ± truncate to concave, faces usually 1-nerved, sometimes tuberculate, glabrous or sparsely hirtellous; pappi of 2 ± erect to spreading, antrorsely or retrorsely barbed awns 2–5 mm. <b>2n</b> = 24, 48, 72.</span><!--

-->{{Treatment/Body
|phenology=Flowering (Jun–)Aug–Sep(–Oct).
|habitat=Moist woods, meadows, thickets, fields, roadsides, railroads, borders of streams, ponds, sloughs, swamps, ditches
|elevation=10–2000 m
|distribution=Alta.;B.C.;Man.;N.B.;Nfld. and Labr. (Nfld.);N.S.;Ont.;P.E.I.;Que.;Sask.;Ala.;Alaska;Ariz.;Ark.;Calif.;Colo.;Conn.;Del.;D.C.;Fla.;Ga.;Idaho;Ill.;Ind.;Iowa;Kans.;Ky.;La.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;Nebr.;Nev.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;N.Dak.;Ohio;Okla.;Oreg.;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Tex.;Utah;Vt.;Va.;Wash.;W.Va.;Wis.;Wyo.;Mexico;Europe.
|discussion=<p>Infusions and tinctures of <i>Bidens frondosa</i> are rated as outstanding herbal therapies for irritation, inflammation, pain, and bleeding of the urinary tract mucosa and are used for benign prostatic hypertrophy and increasing excretion of uric acid, decreasing the risk of gout attacks, as well as other medical uses (M. Moore 1993).</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Bidens frondosa
|author=
|authority=Linnaeus
|rank=species
|parent rank=genus
|synonyms=Bidens frondosa var. anomala;Bidens frondosa var. caudata;Bidens frondosa var. pallida;Bidens frondosa var. stenodonta;Bidens melanocarpa
|basionyms=
|family=Asteraceae
|phenology=Flowering (Jun–)Aug–Sep(–Oct).
|habitat=Moist woods, meadows, thickets, fields, roadsides, railroads, borders of streams, ponds, sloughs, swamps, ditches
|elevation=10–2000 m
|distribution=Alta.;B.C.;Man.;N.B.;Nfld. and Labr. (Nfld.);N.S.;Ont.;P.E.I.;Que.;Sask.;Ala.;Alaska;Ariz.;Ark.;Calif.;Colo.;Conn.;Del.;D.C.;Fla.;Ga.;Idaho;Ill.;Ind.;Iowa;Kans.;Ky.;La.;Maine;Md.;Mass.;Mich.;Minn.;Miss.;Mo.;Nebr.;Nev.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;N.Dak.;Ohio;Okla.;Oreg.;Pa.;R.I.;S.C.;S.Dak.;Tenn.;Tex.;Utah;Vt.;Va.;Wash.;W.Va.;Wis.;Wyo.;Mexico;Europe.
|introduced=true
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V21_515.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae
|genus=Bidens
|species=Bidens frondosa
}}<!--

-->[[Category:Treatment]][[Category:Bidens]]